The O-Ring, cataloged under National Stock Number 5331-00-576-9731, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 35 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-576-9731 |
| Primary Part Number | MS28775-227 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Center Hole Diameter | 2.099 INCHES MINIMUM AND 2.119 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Outside Diameter | 2.361 INCHES MINIMUM AND 2.413 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SAE-AS28775 | Sae International Dba Sae International (USA) |
| 7377-227 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 5331PL0926081 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| P48026-227 | Acushnet Rubber Company, Inc. Dba Precix (USA) |
| 1446-227 | Parker-Hannifin Corporation Div O-Ring Division (USA) |
| MS28775-227 | Le Joint Francais (FRA) |
| MS28775-227 | Zf Industrieantriebe Witten Gmbh (DEU) |
| AN6230B5 | Zf Industrieantriebe Witten Gmbh (DEU) |
| PRP227-7377 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 2300-79117 | Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA) |
| MIL-P-25732 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 2-227 N304-75 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| C 4072 812 AL | Rheinmetall Air Defence Ag (CHE) |
| 6230-05 | Zf Industrieantriebe Witten Gmbh (DEU) |
| ARP568-227MILP5 516-70DRUM | Zf Industrieantriebe Witten Gmbh (DEU) |
| 256348PC30 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| SR 832-75-227 | Stillman Seal Corporation Div Stillman Seal Corperation (USA) |
| 2-227 N304075 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 5330005769731 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 127604179 | Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA) |
NSN 5331-00-576-9731 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-576-9731 has 50 cross-referenced part numbers: SAE-AS28775 (Sae International Dba Sae International), 7377-227 (Parker Hannifin Corporation Div O-Ring Division), 5331PL0926081 (Jednolity Indeks Materialowy - Uniform Material Index), P48026-227 (Acushnet Rubber Company, Inc. Dba Precix), 1446-227 (Parker-Hannifin Corporation Div O-Ring Division) and 45 more.
There are 10 known substitutes for 5331-00-576-9731: 5330-00-194-3711, 5995-00-266-2777, 5950-00-313-7245 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS28775-227: Center Hole Diameter: 2.099 INCHES MINIMUM AND 2.119 INCHES MAXIMUM IN; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Outside Diameter: 2.361 INCHES MINIMUM AND 2.413 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-576-9731 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.